202130520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{4001}}^1$

素因数の和:4436

約数の個数: 64

約数和(自身を含む): 607983840

約数和(自身を除く): 405853320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 421, 842, 1263, 1684, 2105, 2526, 3368, 4001, 4210, 5052, 6315, 8002, 8420, 10104, 12003, 12630, 16004, 16840, 20005, 24006, 25260, 32008, 40010, 48012, 50520, 60015, 80020, 96024, 120030, 160040, 240060, 480120, 1684421, 3368842, 5053263, 6737684, 8422105, 10106526, 13475368, 16844210, 20213052, 25266315, 33688420, 40426104, 50532630, 67376840, 101065260, 202130520]

約数ペア:

[(1, 202130520), (2, 101065260), (3, 67376840), (4, 50532630), (5, 40426104), (6, 33688420), (8, 25266315), (10, 20213052), (12, 16844210), (15, 13475368), (20, 10106526), (24, 8422105), (30, 6737684), (40, 5053263), (60, 3368842), (120, 1684421), (421, 480120), (842, 240060), (1263, 160040), (1684, 120030), (2105, 96024), (2526, 80020), (3368, 60015), (4001, 50520), (4210, 48012), (5052, 40010), (6315, 32008), (8002, 25260), (8420, 24006), (10104, 20005), (12003, 16840), (12630, 16004)]